Is it always possible to upgrade the firmware on Laird's Bluetooth modules via the UART?
No, only when you have FW version 1.8.88.0 or later can you upgrade the firmware via UART. For earlier versions you need to use JTAG.
No, only when you have FW version 1.8.88.0 or later can you upgrade the firmware via UART. For earlier versions you need to use JTAG.